JPS63142342U

JPS63142342U -

Info

Publication number: JPS63142342U
Application number: JP3446487U
Authority: JP
Priority date: 1987-03-11
Filing date: 1987-03-11
Publication date: 1988-09-20

Description

[Brief explanation of the drawing]

第１図は本考案の構成を示すブロツク図、第２
図及び第３図は本考案の一実施例となる原稿送り
装置の構成部構成例を示す図、第４図は制御系の
基本構成例を示すブロツク図、第５図は給送モー
タに対する電圧印加特性の例を示す特性図、第６
図及び第７図はＣＰＵでの処理の流れを示すフロ
ーチヤート、第８図は駆動ローラ（搬送ベルト）
の速度制御特性の一例を示す特性図、第９は従来
の速度制御特性を示す特性図である。符号の説明、１…回転体、２…用紙、３…速度
制御手段、１１…原稿、１８…駆動ローラ、２０
…原稿送り装置、２４…搬送ベルト、２６…給送
モータ、３０…エンコーダ、３４…ＣＰＵ、３６
…目標速度設定回路、３８…速度検出回路、４０
…比較回路、４２…モータ駆動回路。 Figure 1 is a block diagram showing the configuration of the present invention;
3 and 3 are diagrams showing an example of the configuration of the components of a document feeder that is an embodiment of the present invention, FIG. 4 is a block diagram showing an example of the basic configuration of the control system, and FIG. Characteristic diagram showing examples of applied characteristics, No. 6
Figure 7 and Figure 7 are flowcharts showing the flow of processing in the CPU, Figure 8 is the drive roller (transport belt)
The ninth characteristic diagram is a characteristic diagram showing an example of the speed control characteristic of the conventional speed control characteristic. Explanation of symbols: 1...Rotating body, 2...Paper, 3...Speed control means, 11...Document, 18...Drive roller, 20
...Document feeder, 24...Transport belt, 26...Feed motor, 30...Encoder, 34...CPU, 36
...Target speed setting circuit, 38...Speed detection circuit, 40
...Comparison circuit, 42...Motor drive circuit.

補正昭６２．６．２図面の簡単な説明を次のように補正する。明細書第１７頁第２０行目に記載した「第９」
を「第９図」と訂正する。Amendment June 2, 1982 The brief description of the drawing is amended as follows. "No. 9" written on page 17, line 20 of the specification
is corrected to "Figure 9".

Claims

[Scope of utility model registration request]

In a paper feeding device that moves target paper sheet by sheet by the rotation of a rotating body, the rotational speed characteristics of the rotating body with respect to time between a stationary state and a stable speed state are convex downward on the stationary state side. A paper feeding device characterized by comprising a speed control means for controlling the speed.